Move owner and sensor from claimed sensor to datastream
Change claim sensor api to reflect ClaimedSensor being gone
Update datastream tests since removal of ClaimedSensor
Update more unittests for api sensor
Fix bug for updating datastream when owner was None
change call from claimDs to createDs in claimSensor
Fix bug in sensor isClaimed
Remove usage of ClaimSensor from select views
Finish updating unit tests for api
Remove old helper method in api tests
Remove claimed_sensor from datastream can_view
remove claimed sensors from utilities list
Fix add_reading_list from using claimed_sensor
Add metadata fields to datastream and sensor
add grid option to not show metadata
Add back name to sensor toDict
Change ClaimedSensor vm to Sensor vm